Deshamanya L. D. Cyril Herath was a Sri Lankan Inspector-General of Police and Permanent Secretary to the Ministry of Defence.
Herath was serving as SP Anuradhapura, when he was appointed Director of the Intelligence Services Division (ISD).
The Police ISD was tasked with revamping intelligence gathering and internal security work following the 1971 JVP Insurrection.
He established ISD headquarters at No.10 Cambridge Place and developed an effective staff and intelligence network.
[2] Following his retirement from the police, he served as Chairman of the National Savings Bank from September 1994 to March 2002[3] before taking up appointment as Permanent Secretary of the Ministry of Defence from 2003 to 2004.